CN102271636A

CN102271636A - Absorbent article

Info

Publication number: CN102271636A
Application number: CN201080004136XA
Authority: CN
Inventors: 工藤淳; 木下英之; 高桥雄二; 南真理; S·菲彻基雅瓦特; 桥野央
Original assignee: Unicharm Corp
Current assignee: Unicharm Corp
Priority date: 2009-01-07
Filing date: 2010-01-07
Publication date: 2011-12-07
Also published as: KR101488794B1; KR20110107365A; EP2386278A1; JP5261200B2; AU2010203983A1; JP2010158368A; EP2386278A4; WO2010079807A1; US20120046630A1

Abstract

Disclosed is an absorbent article (1) which comprises front wing parts (60A) which are provided further outwards in the width direction (W) of the absorbent article (1) than an absorbent body (30) and which extend outwards in the width direction (W) of the absorbent body (30) in a crotch region (X1) corresponding to the crotch area of a wearer, and gathers (50) which are provided at edges (31) on both sides of the absorbent body (30), extend in the length direction (L) of the absorbent article (1), and prevent bodily fluids of the wearer from leaking from the absorbent article (1). The front wing parts (60A) have base portions (61) which constitute the innermost parts of the front wing parts (60A) in the width direction (W) of the absorbent article (1). The gathers (50) extend further outwards in the width direction (W) of the absorbent article (1) than the base parts (61) when seen in the plane of the absorbent article (1).

Description

Absorbent commodity

Technical field

The present invention relates to have liquid permeability surface patch, opaque liquid bottom sheet and be arranged on surface patch and bottom sheet between the absorbent commodity of absorber.

Background technology

In the past, absorbent commodity such as sanitary towel and sanitary pad had the shape of the lengthwise that extends to rear side (posterior dorsal) front side (veutro) from the wearer.Usually, absorbent commodity have liquid permeability surface patch, opaque liquid bottom sheet and be arranged on surface patch and bottom sheet between absorber.

In such absorbent commodity, be provided with the pleated portions (leakage barriers) that the body fluid that prevents the wearer spills from absorbent commodity.Pleated portions is along the length direction setting of absorbent commodity, and has the stiff end of the both side edges portion that is fixed on absorber.

In the inside of pleated portions, generally be provided with the restiform body of rubber with retractility etc. with the state of elongation.Because the restiform body of elongation will return to the state before the elongation,, be that basic point erects towards the direction of leaving from surface patch of standing up thus with the stiff end so absorbent commodity curls.Thus, absorbent commodity (especially, pleated portions) becomes and contacts with wearer's skin easily, can prevent the side leakage (for example, with reference to patent documentation 1) that body fluid spills from the both side edges portion of absorber.

Yet, in absorbent commodity, for seeking to prevent that absorbent commodity from misplacing from underwear, and be provided with the place ahead alar part.The place ahead alar part crotch portion (crotch bottom) of underwear of turning back, and be fixed on the underwear.The place ahead alar part is arranged on absorber and compares outside the width that more leans on absorbent commodity, and stretches out to the width outside of absorber.

Patent documentation 1: TOHKEMY 2000-288025 communique

Summary of the invention

In above-mentioned absorbent commodity in the past, there is following problem.That is, when pleated portions lodged on absorber, body fluid passed through from the pleated portions of lodging, had the situation that side leakage takes place.Be the side leakage of doing one's utmost to suppress such, consider to make the area of the place ahead alar part to increase, for example, the place ahead alar part is increased along the length direction of absorbent commodity.

But, if the place ahead alar part is long on the length direction of absorbent commodity, then with the place ahead alar part to the crotch portion of the underwear difficulty that just becomes of turning back, the operation of the absorbent commodity trouble that becomes.For example, the wearer limpingly with the place ahead alar part when the crotch portion of underwear turns back, produce fold at surface patch or the place ahead alar part, can bring sense of discomfort when using to the wearer.

Therefore, the purpose of this invention is to provide not to the wearer and bring the sense of discomfort when using, the operation of absorbent commodity to become easily, prevent more reliably the absorbent commodity of side leakage.

For solving above-mentioned problem, the present invention has following feature.

At first, first feature of the present invention be a kind of absorbent commodity (for example, absorbent commodity 1), have liquid permeability surface patch (surface patch 10), opaque liquid bottom sheet (bottom sheet 20) and be arranged on described surface patch and described bottom sheet between absorber (absorber 30), wherein, have: be set at than described absorber more by the width of the described absorbent commodity outside, with wearer's corresponding crotch zone territory, crotch bottom in the place ahead alar part (the place ahead alar part 60A) of stretching out to the width outside of described absorber; The leakage barriers that the body fluid that be set at the both side edges portion (both side edges portion 31) of described absorber, extends, prevents the wearer along the length direction of described absorbent commodity spills from described absorbent commodity (for example, pleated portions 50), described the place ahead alar part has the root portion (root portion 61) of leaning on the width inboard of described absorbent commodity most that is arranged in described the place ahead alar part, described leakage barriers, in the vertical view of described absorbent commodity, more stretch out to the width outside of described absorbent commodity than described root portion.

According to feature of the present invention, can provide the sense of discomfort when not bringing use, the operation of absorbent commodity to become easily, prevent more reliably the absorbent commodity of side leakage to the wearer.

Description of drawings

Fig. 1 is that the sidepiece of the absorbent commodity 1 of first embodiment is opened the vertical view under the state.

Fig. 2 is that the sidepiece of the absorbent commodity 1 of first embodiment is opened the cutaway view under the state.

Fig. 3 is that the sidepiece of the absorbent commodity 1 of first embodiment closes the vertical view under the state.

Fig. 4 is that the sidepiece of the absorbent commodity 1 of first embodiment closes the cutaway view under the state.

Fig. 5 is that the sidepiece of the absorbent commodity 1A of second embodiment is opened the vertical view under the state.

Fig. 6 is that the sidepiece of the absorbent commodity 1A of second embodiment is opened the cutaway view under the state.

Fig. 7 is that the sidepiece of the absorbent commodity 1A of second embodiment closes the vertical view under the state.

Fig. 8 is that the sidepiece of the absorbent commodity 1A of second embodiment closes the cutaway view (its 1) under the state.

Fig. 9 is that the sidepiece of the absorbent commodity 1A of second embodiment closes the cutaway view (its 2) under the state.

Figure 10 is that the sidepiece of the absorbent commodity 1B of the 3rd embodiment is opened the vertical view under the state.

Figure 11 is that the sidepiece of the absorbent commodity 1B of the 3rd embodiment is opened the cutaway view (its 1) under the state.

Figure 12 is that the sidepiece of the absorbent commodity 1B of the 3rd embodiment is opened the cutaway view (its 2) under the state.

Figure 13 is that the sidepiece of absorbent commodity 1C of the variation 1 of the 3rd embodiment is opened the cutaway view under the state.

Figure 14 is that the sidepiece of absorbent commodity 1D of the variation 2 of the 3rd embodiment is opened the vertical view under the state.

Figure 15 is that the sidepiece of absorbent commodity 1E of the variation 3 of the 3rd embodiment is opened the vertical view under the state.

Figure 16 is that the sidepiece of the absorbent commodity 1F of the 4th embodiment is opened the vertical view under the state.

Figure 17 is that the sidepiece of the absorbent commodity 1F of the 4th embodiment is opened the cutaway view under the state.

Figure 18 is that the sidepiece of absorbent commodity 1G of the variation of the 4th embodiment is opened the vertical view under the state.

Figure 19 is that the sidepiece of absorbent commodity 1G of the variation of the 4th embodiment is opened the cutaway view under the state.

The specific embodiment

Below, with reference to description of drawings absorbent commodity of the present invention.Particularly, first embodiment, second embodiment, the 3rd embodiment, the 4th embodiment and other embodiments are described.

In addition, in the record of following accompanying drawing, the identical or similar Reference numeral of identical or similar part mark.But accompanying drawing is schematically, should notice that the ratio etc. of each size is different with reality.

Therefore, concrete size etc. should be judged with reference to the following description.In addition, certain accompanying drawing also comprises the relation part different with ratio of mutual size each other.

[first embodiment]

At first, with reference to the absorbent commodity of description of drawings first embodiment.

At first, with reference to the structure of the absorbent commodity 1 of description of drawings first embodiment.Fig. 1 is that the sidepiece of the absorbent commodity 1 of first embodiment is opened the vertical view under the state.Fig. 2 (a) is that the sidepiece of the absorbent commodity 1 of first embodiment is opened the cutaway view (the A-A cutaway view of Fig. 1) under the state.Fig. 2 (b) is that the sidepiece of the absorbent commodity 1 of first embodiment is opened the cutaway view (the B-B cutaway view of Fig. 1) under the state.

Fig. 3 is that the sidepiece of the absorbent commodity 1 of first embodiment closes the vertical view under the state.Fig. 4 (a) is that the sidepiece of the absorbent commodity 1 of first embodiment closes the cutaway view (the C-C cutaway view of Fig. 3) under the state.Fig. 4 (b) is that the sidepiece of the absorbent commodity 1 of first embodiment closes the cutaway view (the D-D cutaway view of Fig. 3) under the state.In the first embodiment, absorbent commodity 1 is a sanitary towel.

As Fig. 1～shown in Figure 4, absorbent commodity 1 has the shape of the lengthwise that extends to rear side from wearer's front side.Absorbent commodity 1 has: the surface patch 10 of the liquid permeability that contacts with wearer's skin; Compare the bottom sheet 20 of the opaque liquid that is located at non-wearer's side with surface patch 10; Be arranged on the absorber 30 between surface patch 10 and the bottom sheet 20; Be arranged on lateral plate 40 with the width W outside of the absorber 30 of the length direction L-orthogonal of absorbent commodity 1.

In addition, absorbent commodity 1 also has: the pleated portions 50 (leakage barriers) that is set at the both side edges portion 31 of absorber 30, extends along the length direction L of absorbent commodity 1; Compare the width W outside that is located at by absorbent commodity 1, the alar part 60 that stretches out to the width W outside of absorber 30 with absorber 30.In addition, about the structure aftermentioned of pleated portions 50.

Alar part 60 is made of bottom sheet 20 and lateral plate 40.The tone of alar part 60 is different with pleated portions 50.Alar part 60 is formed by the material of opaque liquid.Preferably, the flexural rigidity that has used overhanging arm of alar part 60 is (it is following especially to be preferably 100mm) below the 150mm.

Alar part 60 is by constituting with lower member: turn back to the crotch portion (crotch bottom) of underwear and be fixed on the place ahead alar part 60A on the underwear; Compare with the place ahead alar part 60A and to be located at more by rear alar part 60B wearer's rear side, that stretch out to the width W outside of absorbent commodity 1 along the shape of underwear.

The place ahead alar part 60A with wearer's crotch bottom corresponding crotch zone territory X1 in stretch out to the width W outside of absorber 30.Be formed with the root portion 61 of the position of the width W inboard of leaning on absorbent commodity 1 most that is arranged in the place ahead alar part 60A forwardly on the alar part 60A.

Rear alar part 60B with more stretch out than the place ahead alar part 60A by the width W outside to absorber 30 among wearer's the corresponding rear area X2 of rear side.That is to say that rear alar part 60B is arranged on the rear side that more depends on the wearer than the place ahead alar part 60A.

On the surface of bottom sheet 20 sides in alar part 60 (the place ahead alar part 60A and rear alar part 60B) and absorber 30, be provided with and prevent that absorbent commodity 1 has an adhesive anti-dislocation 70 (for example, hot melt) from underwear dislocation.

Below, the structure of above-mentioned pleated portions 50 is described with reference to Fig. 1～Fig. 4.

As Fig. 1～shown in Figure 4, pleated portions 50 prevents that wearer's body fluid from spilling from absorbent commodity 1.Pleated portions 50 is formed by non-woven fabrics, apertured film etc.

Pleated portions 50 is formed by the sheet different with surface patch 10 and lateral plate 40.In addition, pleated portions 50 not necessarily must be made of the sheet of other different with surface patch 10 and lateral plate 40, also can form by prolonging lateral plate 40.

As shown in Figures 1 and 2, pleated portions 50 when dressing towards the direction of leaving surface patch 10 (below, the direction of standing up T), that is, and to edge-on of wearer.In addition, as shown in Figures 3 and 4, pleated portions 50 is closed state at the sidepiece of absorbent commodity 1, that is, under the state that pleated portions 50 does not erect, repeatedly turn back on surface patch 10.

Here, the sidepiece of absorbent commodity 1 closes state and is meant, when surface patch 10 sides were turned back, pleated portions 50 was configured on the surface patch 10 with this alar part 60 alar part 60, the state that pleated portions is folded on the surface patch 10 for more than 50 time from the border of absorber 30 and alar part 60.In addition, close under the state, between anti-dislocation 70 that is configured in the top side and packaging material (not shown), the release sheet (not shown) that covers anti-dislocation 70 can be set also at the sidepiece of absorbent commodity 1.

In the inside of pleated portions 50, along state setting such as the restiform body 80 (with reference to Fig. 2 and Fig. 4) of the length direction L of absorbent commodity 1 rubber configuration, that have retractility etc. with elongation.Pleated portions 50 has: the fore-end 51A that is positioned at wearer's front side; Be positioned at the rear end part 51B of wearer's rear side.

At fore-end 51A and rear end part 51B, implement hot melt to the interlayer that overlaps the pleated portions 50 on the surface patch 10.In addition, at fore-end 51A and rear end part 51B, implement embossed (not shown) to the holostrome that overlaps the pleated portions 50 on the surface patch 10.Like this, at fore-end 51A and rear end part 51B, pleated portions is turned back for more than 50 time and is engaged with absorbent commodity 1 with the state that is folded on the surface patch 10.

Thus, pleated portions 50 towards edge-on of wearer, is formed with hollow bulb in crotch zone territory X1, rear area X2 when dressing.Such pleated portions 50 has pleated portions main part 52, stiff end 56 and free end 57.

Pleated portions main part 52 is along the lamellar of the length direction L of absorbent commodity 1.Pleated portions main part 52 has at least: in the cutaway view (with reference to Fig. 4) on the width W of absorbent commodity 1, be positioned at the outer plate part 53 by wearer's side under the state that pleated portions is folded on the surface patch 10 for more than 50 time; Be positioned at following part 54 of both side edges portion 31 sides of outer plate part 53; The continuous part 55 that connects outer plate part 53 and following sheet part 54.

Outer plate part 53 has: be positioned at the outermost 53A by wearer's side on the direction T that stands up of pleated portions 50; Be positioned at the opposition side of outermost 53A, that is, and the inner face 53B of following sheet part 54 sides.

Stiff end 56 is provided with along the length direction L of absorbent commodity 1, by the E of embossing portion be fixed (joint) is set in both side edges portion 31.In addition, stiff end 56 then can be arranged on than absorber 30 and more lean on the width W outside if be arranged on the both side edges portion 31 of absorber 30, also can be arranged on the both side edges of absorber 30.

Stiff end 56 becomes the basic point of pleated portions 50 when the direction T that stands up erects.That is to say that pleated portions 50 is that basic point erects towards the direction T that stands up that leaves from surface patch 10 with stiff end 56.

Free end 57 is provided with along the length direction L of absorbent commodity 1, is positioned at the position of more leaning on wearer's side than both side edges portion 31.Free end 57 is under the state that pleated portions is folded on the surface patch 10 for more than 50 time, towards the width W outside of absorbent commodity 1.Particularly, free end 57 is positioned at the leading section of outer plate part 53, and is arranged on than continuous part 55 more by the width W outside of absorbent commodity 1.Free end 57 is set between pleated portions main part 52 and the alar part 60 (lateral plate 40) (with reference to Fig. 2 and Fig. 4).

Such pleated portions 50 in the vertical view (with reference to Fig. 1 and Fig. 3) of absorbent commodity 1, is more stretched out to the width W outside of absorbent commodity 1 than root portion 61.That is to say that pleated portions 50 is overlapping with root portion 61.In addition, at least a portion of pleated portions 50 engages with alar part 60 by the binding agent of hot melt etc. in bonding part 58.

Below, the allocation position of above-mentioned bonding part 58 is described with reference to Fig. 1～Fig. 4.

As Fig. 1～shown in Figure 4, in bonding part 58, alar part 60 engages with at least a portion of outer plate part 53.Particularly, under the state that pleated portions is folded on the surface patch 10 for more than 50 time, the outermost 53A of lateral plate 40 and outer plate part 53 58 is engaged in the bonding part.

Bonding part 58 is made of bonding part, the rear 58B that is arranged on bonding part, the place ahead 58A on the alar part 60A of the place ahead and be arranged on the alar part 60B of rear.

Bonding part, the place ahead 58A passes the length direction L center of the absorbent commodity 1 among the alar part 60A of the place ahead in the vertical view of absorbent commodity 1, be set to comprise the centre line C L 1 of extending along the width W of absorbent commodity 1 on interior position.Bonding part, the place ahead 58A preferably is provided with fifty-fifty with respect to centre line C L 1.

Longer than the length L 2 (with reference to Fig. 3) in the anti-dislocation 70 among the 58A of bonding part, the place ahead along the length direction L of absorbent commodity 1 along the length L 1 (with reference to Fig. 1) of the length direction L of absorbent commodity 1.

On the other hand, bonding part, rear 58B passes the length direction L center of the absorbent commodity 1 among the alar part 60B of rear in the vertical view of absorbent commodity 1, is set to comprise the centre line C L 2 of extending along the width W of absorbent commodity 1 on interior position.

The width W outermost of root portion 61 is passed in bonding part 58 (bonding part, the place ahead 58A and bonding part, rear 58B), and be positioned near the datum line SL that extends along the length direction L of absorbent commodity 1, particularly, be positioned at than datum line SL more by the position outside the width.Especially, bonding part 58 is preferably placed between the width W central part of datum line SL and alar part 60.

Here, from the E of embossing portion (for example, be positioned at the medial extremity of the width W inboard of the E of embossing portion) and below the length Y2 of length Y1 for the pleated portions 50 from the E of embossing portion to bonding part 58 of the width W of bonding part 58 (for example, being positioned at the outboard end of the width W inboard of bonding part 58) (Y1≤Y2).Particularly, be from below 1/2 of length Y2 of the E of embossing portion pleated portions 50 of 58 from the length Y1 of the E of embossing portion width W of 58 to the bonding part to the bonding part, especially be preferably (with reference to Fig. 2) below 1/3.

The length Y2 of the pleated portions 50 from the E of embossing portion to bonding part 58 is than the long (Y2 〉=Y3) of the greatest length Y3 on the width W of pleated portions 50.

In the first embodiment, pleated portions 50 is more stretched out to the width W outside of absorbent commodity 1 than root portion 61 in the vertical view of absorbent commodity 1, and thus, pleated portions 50 covers root portion 61.Thus, even do not increase the area of the place ahead alar part 60A, also can prevent side leakage reliably.Thus, root portion 61 is not turned back to underwear with alar part 60, can prevent to produce folding line on surface patch 10 and the place ahead alar part 60A.Therefore, can not bring sense of discomfort to the wearer during use, it is easy that the operation of absorbent commodity 1 becomes.

Yet,, thereby exist the action of the wearer when dressing to make pleated portions 50 lodging on absorber 30, cover the situation of the both side edges portion 31 of absorber 30 if pleated portions 50 do not have bonding part 58.

And in the first embodiment, at least a portion of pleated portions 50 (leakage barriers) bonding part 58A forwardly engages with the place ahead alar part 60A.In addition, bonding part, the place ahead 58A is positioned near the datum line SL, particularly, is positioned at than datum line SL more by the position outside the width.Thus, under the state of opening outside the width W of absorbent commodity 1, become the state that pleated portions 50 is stretched to the width W outside of absorbent commodity 1 with the place ahead alar part 60A in pleated portions 50.Thus, can prevent that pleated portions 50 lodging from absorber 30, can suppress the both side edges portion 31 that it covers absorber 30 reliably.Therefore, can prevent the minimizing of the absorption area of the absorber 30 that the lodging because of pleated portions 50 causes, and can prevent side leakage reliably.

In the first embodiment, pleated portions 50 has retractility on the length direction L of absorbent commodity 1.Thus, pleated portions 50 erects reliably to the direction T that stands up (that is, pleated portions 50 when dressing to the wearer), can prevent more reliably from the side leakage of root portion 61.

In the first embodiment, at least a portion of pleated portions 50 (leakage barriers) in the wings bonding part 158B engage with rear alar part 60B.Thus, the root portion 61 between the place ahead alar part 60A and rear alar part 60B is covered reliably by pleated portions 50.Thus, can prevent side leakage (tiltedly leak etc.) more reliably from this root portion 61.

In the first embodiment, bonding part, the place ahead 58A is set at and comprises centre line C L 1 in interior position in the vertical view of absorbent commodity 1.Especially, bonding part, the place ahead 58A preferably is provided with fifty-fifty with respect to centre line C L 1.

If bonding part, the place ahead 58A is not provided with fifty-fifty with respect to centre line C L 1, then alar part 60A in the place ahead is when the crotch portion of underwear turns back, and the contractility of restiform body 80 that is positioned at the front and back of bonding part, the place ahead 58A can difference.

Under this situation, the side that restiform body 80 contractilities are strong becomes and reverts to state before stretching easily, for example, has only the place ahead alar part 60A of a side to become and returns surface patch 10 sides easily.Thus, for the wearer, the operation when being worn on absorbent commodity 1 on the underwear becomes loaded down with trivial details.

And as described above, bonding part, the place ahead 58A is provided with fifty-fifty with respect to centre line C L 1, and thus, in the alar part 60A, it is average that the contractility of restiform body 80 keeps forwardly, and it is easy that the operation of absorbent commodity 1 becomes.

In the first embodiment, fore-end 51A and rear end part 51B are that basic point is repeatedly turned back under the state on the surface patch 10 of being folded in stiff end 56 in pleated portions 50, engage with absorbent commodity 1.Thus, pleated portions 50 towards edge-on of wearer, forms hollow bulb at crotch zone territory X1, rear area X2 when dressing.Thus, pleated portions 50 easily and the wearer fit, can prevent more reliably from the side leakage of root portion 61.

In the first embodiment, alar part 60 is formed by the material of opaque liquid.Especially preferred, the face of the inside of alar part 60 or surface patch 10 sides is formed by the material of liquid permeability.Thus, though body fluid on the pleated portions 50 by taking place under the situation of side leakage, also can pass through alar part 60 absorb body fluids.Thus, can prevent more reliably from the side leakage of root portion 61.

In the first embodiment, the use of alar part 60 flexural rigidity of overhanging arm be preferably below the 150mm.In addition, flexural rigidity was than 150mm hour, and alar part 60 is difficult to the shape along underwear, the situation of the sense of discomfort when existence brings use to the wearer.

In the first embodiment, the tone of alar part 60 is different with pleated portions 50.Thus, the wearer distinguishes alar part 60 and pleated portions 50 easily, even alar part 60 is turned back to underwear, also can not turned back from visually making the wearer differentiate pleated portions 50.

In the first embodiment, be below 1/2 of length Y2 from the length Y1 of the E of embossing portion width W of 58, especially preferably below 1/3 from the E of embossing portion pleated portions 50 of 58 to the bonding part to the bonding part.In addition, length Y1 is than 1/2 when big of length Y2, pleated portions 50 easy deflections, and pleated portions 50 is difficult to form sufficient hollow bulb, and existence can not prevent the situation of side leakage reliably.

In the first embodiment, sidepiece at absorbent commodity 1 closes under the state, pleated portions 50 is configured on the surface patch 10 from the absorber 30 border pleated portions with alar part 60 with alar part 60, becomes pleated portions 50 and turns back for many times and be folded in state on the surface patch 10 to the direction T that stands up.Thus, under the situation of individually packaged absorbent article 1, can with pleated portions 50 and alar part 60 be accommodated in the roughly the same width of the width of absorber 30 in mode fold, thereby can pack compactly.

[second embodiment]

Below, with reference to the absorbent commodity 1A of description of drawings second embodiment of the present invention.In addition, the part mark identical Reference numeral identical with the absorbent commodity 1 of above-mentioned first embodiment mainly describes different parts.

Here, in the absorbent commodity 1 of above-mentioned first embodiment, free end 57 is to turn back for many times and be folded under the state on the surface patch 10 towards the direction T that stands up in pleated portions 50, towards the width W outside of absorbent commodity 1.And in the absorbent commodity 1A of second embodiment, free end 157 is to turn back for many times towards the direction T that stands up in pleated portions 150 and be folded under the state on the surface patch 10, towards the width W inboard of absorbent commodity 1A.

At first, the structure about the pleated portions 150 of the absorbent commodity 1A of second embodiment describes with reference to Fig. 5～Fig. 8.Fig. 5 is that the sidepiece of the absorbent commodity 1A of second embodiment is opened the vertical view under the state.Fig. 6 (a) is that the sidepiece of the absorbent commodity 1A of second embodiment is opened the cutaway view (the A-A cutaway view of Fig. 5) under the state.Fig. 6 (b) is that the sidepiece of the absorbent commodity 1A of second embodiment is opened the cutaway view (the B-B cutaway view of Fig. 5) under the state.

Fig. 7 is that the sidepiece of the absorbent commodity 1A of second embodiment closes the vertical view under the state.Fig. 8 (a) is that the sidepiece of the absorbent commodity 1A of second embodiment closes the cutaway view (the C-C cutaway view of Fig. 7) under the state.Fig. 8 (b) is that the sidepiece of the absorbent commodity 1A of second embodiment closes the cutaway view (the D-D cutaway view of Fig. 7) under the state.

As Fig. 5 and shown in Figure 6, pleated portions 150 when dressing towards the direction T that stands up, that is, and edge-on of wearer.In addition, as shown in Figures 7 and 8, pleated portions 150 is closed state at the sidepiece of absorbent commodity 1A, that is, under the state that pleated portions 150 does not erect, repeatedly turn back on surface patch 10.

Pleated portions 150 has: the fore-end 151A that is positioned at wearer's front side; Be positioned at the rear end part 151B of wearer's rear side.Fore-end 151A and rear end part 151B engage with absorbent commodity 1A under pleated portions 150 overlaps state on the surface patch 10.Pleated portions 150 has pleated portions main part 152, stiff end 156 and free end 157.

Pleated portions main part 152 is the lamellar that is provided with along the length direction L of absorbent commodity 1A.Pleated portions main part 152 has at least: in the cutaway view (with reference to Fig. 8) on the width W of absorbent commodity 1A, turn back for more than 150 time and be folded under the state on the surface patch 10 in pleated portions, be positioned at the outer plate part 153 by wearer's side; Be positioned at following part 154 of both side edges portion 31 sides of outer plate part 153; The continuous part 155 that connects outer plate part 153 and following sheet part 154.

Outer plate part 153 has: be positioned at the outermost 153A by wearer's side on the direction T that stands up of pleated portions 150; Be positioned at the opposition side of outermost 153A, that is, and the inner face 153B of following sheet part 154 sides.

Stiff end 156 is provided with and is fixed on both side edges portion 31 along the length direction L of absorbent commodity 1A.Stiff end 156 becomes the basic point of pleated portions 50 when the direction T that stands up erects.That is to say that pleated portions 150 is that basic point erects towards the direction T that stands up that leaves from surface patch 10 with stiff end 156.

Free end 157 is turned back for many times to the direction T that stands up in pleated portions 150 and is folded under the state on the surface patch 10, towards the width W inboard of absorbent commodity 1A.Particularly, free end 157 is positioned at the leading section of outer plate part 153, and is arranged on than continuous part 155 more by the width W inboard of absorbent commodity 1A.

Such pleated portions 150 is more stretched out to the width W outside of absorbent commodity 1A than root portion 61 in the vertical view of absorbent commodity 1A.Pleated portions 150 is overlapping with root portion 61.In addition, at least a portion of pleated portions 150 158 engages with alar part 60 in the bonding part.

Below, the allocation position about above-mentioned bonding part 158 describes with reference to Fig. 5～Fig. 8.

As Fig. 5～shown in Figure 8, in bonding part 158, alar part 60 engages with at least a portion of outer plate part 153.Particularly, under state repeatedly folding on the surface patch 10, the outermost 153A of lateral plate 40 and outer plate part 153 is 158 joints in the bonding part in pleated portions 150.

In the bonding part 158, at least a portion of lateral plate 40 and outermost 153A engages and get final product, for example, as shown in Figure 9, also can be the part joint of lateral plate 40 and following sheet part 154.

Bonding part 158 is made of bonding part, the place ahead 158A that is arranged on the place ahead alar part 60A and bonding part, the rear 158B that is arranged on rear alar part 60B.In addition, about the allocation position of bonding part, the place ahead 158A and bonding part, rear 158B, same with bonding part, the place ahead 58A and bonding part, the rear 58B of above-mentioned first embodiment.

According to the absorbent commodity 1A of second embodiment, with first embodiment similarly, can prevent reliably from the side leakage of root portion 61, and can not bring sense of discomfort when using to the wearer.In addition, for the wearer, it is easy that the operation when being worn on absorbent commodity 1A on the underwear becomes.

[the 3rd embodiment]

Below, with reference to the absorbent commodity 1B of description of drawings the 3rd embodiment of the present invention.In addition, the part mark identical Reference numeral identical with the absorbent commodity 1 of above-mentioned first embodiment serves as main describing with different parts.

Here, in the absorbent commodity 1 of above-mentioned first embodiment, the fore-end 51A of pleated portions 50 and rear end part 51B turn back for many times and are folded under the state on the surface patch 10 to the direction T that stands up in pleated portions 50 to engage with absorbent commodity 1.And in the absorbent commodity 1B of the 3rd embodiment, the fore-end 251A of pleated portions 250 and rear end part 251B repeatedly do not turn back on surface patch 10 and engage with absorbent commodity 1B foldedly.

At first, the structure about the pleated portions 250 of the absorbent commodity 1B of the 3rd embodiment describes with reference to Figure 10 and Figure 11.Figure 10 is that the sidepiece of the absorbent commodity 1B of the 3rd embodiment is opened the vertical view under the state.Figure 11 (a) is that the sidepiece of the absorbent commodity 1B of the 3rd embodiment is opened the cutaway view (the A-A cutaway view of Figure 10) under the state.Figure 11 (b) is that the sidepiece of the absorbent commodity 1B of the 3rd embodiment is opened the cutaway view (the B-B cutaway view of Figure 10) under the state.In addition, in the 3rd embodiment, only the sidepiece of absorbent commodity 1B is opened state and describe.

As Figure 10 and shown in Figure 11, the length direction L along absorbent commodity 1B is provided with pleated portions 250 from fore-end 251A to rear end part 251B.That is to say that pleated portions 250 has: the fore-end 251A that is positioned at wearer's front side; Be positioned at the rear end part 251B of wearer's rear side.Fore-end 251A and rear end part 251B engage with absorbent commodity 1B.Fore-end 251A and rear end part 251B are not folded on the surface patch 10.Pleated portions 250 has pleated portions main part 252, stiff end 256 and free end 257.

Pleated portions main part 252 is the lamellar that is provided with along the length direction L of absorbent commodity 1B.Pleated portions main part 252 has: in the cutaway view (with reference to Figure 11) on the width W of absorbent commodity 1B, be positioned at the lateral surface 252A (outermost) of wearer's side; Be positioned at the opposition side of outer plate part 153, that is, be positioned at the medial surface 252B of sheet part 154 sides down.

Stiff end 256 is provided with and is fixed on both side edges portion 31 along the length direction L of absorbent commodity 1B.Stiff end 256 becomes the basic point of pleated portions 250 when the direction T that stands up erects.That is to say that pleated portions 250 is that basic point erects towards the direction T that stands up that leaves from surface patch 10 with stiff end 256.

Free end 257 is once turned back and is folded under the state on the surface patch 10 to the direction T that stands up in pleated portions 250, towards the width W outside of absorbent commodity 1B.

Such pleated portions 250 in the vertical view of absorbent commodity 1B, is more stretched out to the width W outside of absorbent commodity 1B than root portion 61.That is to say that pleated portions 250 is overlapping with root portion 61.In addition, at least a portion of pleated portions 250 258 engages with alar part 60 in the bonding part.

Below, about the allocation position of above-mentioned bonding part 258, describe with reference to Figure 10 and Figure 11.

As Figure 10 and shown in Figure 11, in the bonding part 258, at least a portion of alar part 60 and medial surface 252B engages.Particularly, the part of lateral plate 40 and medial surface 252B 258 engages in the bonding part.

In the bonding part 258, the part of lateral plate 40 and medial surface 252B engages and get final product, for example, as shown in figure 12, also can be the medial surface 252B joint of lateral plate 40 and the pleated portions 50 that forms hollow bulb.

Bonding part 258 is made of bonding part, the place ahead 258A that is arranged on the place ahead alar part 60A and bonding part, the rear 258B that is arranged on rear alar part 60B.In addition, about the allocation position of bonding part, the place ahead 258A and bonding part, rear 258B, same with bonding part, the place ahead 58A and bonding part, the rear 58B of above-mentioned first embodiment.

Below, with reference to the variation of the absorbent commodity 1B of description of drawings the 3rd embodiment.In addition, the part mark identical Reference numeral identical with the absorbent commodity 1B of above-mentioned the 3rd embodiment serves as main describing with different parts.

The variation of the absorbent commodity 1B of the 3rd embodiment at first, is described with reference to Figure 13.Figure 13 is that the sidepiece of the absorbent commodity 1C of variation 1 is opened the cutaway view under the state.

Here, in the absorbent commodity 1B of above-mentioned the 3rd embodiment, pleated portions main part 252 has lateral surface 252A and medial surface 252B.And in the absorbent commodity 1C of variation 1, pleated portions main part 252 has outer plate part 253, sheet part 254 and continuous part 255 down.

At least a portion of alar part 60 and following sheet part 254 is 258 joints in the bonding part.Particularly, in the bonding part 258, the part of lateral plate 40 and following sheet part 254 joint.

In addition, as shown in figure 13, free end 257 can be towards the width W of the absorbent commodity 1C outside, also can be towards the width W inboard of absorbent commodity 1C.

The variation of the absorbent commodity 1B of the 3rd embodiment at first, is described with reference to Figure 14.Figure 14 is that the sidepiece of the absorbent commodity 1D of variation 2 is opened the vertical view under the state.

Here, in the absorbent commodity 1B of above-mentioned the 3rd embodiment, bonding part 258 is made of bonding part, the place ahead 258A and bonding part, rear 258B.And in the absorbent commodity 1D of variation 2, bonding part 258 is made of bonding part, the place ahead 258A, bonding part, rear 258B and front end bonding part 258C.In addition, first embodiment that illustrates in bonding part, the place ahead 258A and bonding part, rear 258B and first embodiment and bonding part, rear 58B are same.

Front end bonding part 258C with than the place ahead alar part 60A more by being set among wearer's the corresponding front region X3 in front side on the front end alar part 60C that stretches out to the width W outside of absorber 30.In addition, bonding part, the place ahead 58A that illustrates in the front end bonding part 258C and first embodiment and bonding part, rear 58B similarly are preferably placed near the datum line SL.

Below, the variation of the absorbent commodity 1B of the 3rd embodiment is described with reference to Figure 15.Figure 15 is that the sidepiece of the absorbent commodity 1E of variation 3 is opened the vertical view under the state.

Here, in the absorbent commodity 1B of above-mentioned the 3rd embodiment, the length direction L along absorbent commodity 1B is provided with pleated portions 250 from fore-end 251A to rear end part 251B.And in the absorbent commodity 1E of variation 3,250 of pleated portions are arranged near the alar part 60A of the place ahead.

Particularly, in the absorbent commodity 1, pleated portions 250 is set at the both side edges portion 31 in the width W outside that is positioned at absorber 30, and extends along the length direction L of absorbent commodity 1.Pleated portions 250 be arranged on from the root portion 61 between the place ahead alar part 60A and the front end alar part 60C in the scope of the root portion 61 rear alar part 60B and front end alar part 60C.

Absorbent commodity 1B～1E according to the 3rd embodiment, with first embodiment and second embodiment similarly, sense of discomfort in the time of can not bringing use to the wearer, the operation of absorbent commodity 1B becomes easily, can prevent more reliably from the side leakage of root portion 61.

[the 4th embodiment]

Below, with reference to the absorbent commodity 1F of description of drawings the 4th embodiment of the present invention.In addition, the part mark identical Reference numeral identical with the absorbent commodity 1 of above-mentioned first embodiment serves as main describing with different parts.

Here, in the absorbent commodity 1 of above-mentioned first embodiment, at least a portion of pleated portions 50 has bonding part 58.And in the absorbent commodity 1F of the 4th embodiment, pleated portions 350 does not have the bonding part.

The structure of pleated portions 350 of the absorbent commodity 1F of the 4th embodiment at first, is described with reference to Figure 16 and Figure 17.Figure 16 is that the sidepiece of the absorbent commodity 1F of the 4th embodiment is opened the vertical view under the state.Figure 17 (a) is that the sidepiece of the absorbent commodity 1F of the 4th embodiment is opened the cutaway view (the A-A cutaway view of Figure 16) under the state.Figure 17 (b) is that the sidepiece of the absorbent commodity 1F of the 4th embodiment is opened the cutaway view (the B-B cutaway view of Figure 16) under the state.In addition, in the 4th embodiment, only the sidepiece of absorbent commodity 1F is opened state and describe.

As Figure 16 and shown in Figure 17, absorbent commodity 1F also has cover portion 360 (leakage barriers) except that pleated portions 350.Restiform body 80 is arranged on the inside of pleated portions 350 with the state that stretches.Pleated portions 350 has: the fore-end 351A that is positioned at wearer's front side; Be positioned at the rear end part 351B of wearer's rear side.Fore-end 351A and rear end part 351B repeatedly turn back on surface patch 10.

Cover portion 360 stretches out to the width W outside of absorbent commodity 1F.Cover portion 360 is set at than alar part 60 (the place ahead alar part 60A and rear alar part 60B) Pictest dough sheet 10 sides more.

Cover portion 360 is made of pleated portions 350 and the flashing 90 that is positioned at bottom sheet 20 sides.In addition, can certainly replace flashing 90 to use water proofing property or hydrophobic non-woven fabrics etc.

Cover portion 360 has: the long long extension 360A of length that stretches out to the width outside from absorber 30; The short short extension 360B of length that stretches out to the width outside from absorber 30.

Long extension 360A is in the vertical view of absorbent commodity 1F, is positioned on the root portion 61.Long extension 360A is in the vertical view of absorbent commodity 1F, more stretches out to the width W outside of absorbent commodity 1F than root portion 61.That is to say that long extension 360A and root portion 61 are overlapping.

Short extension 360B is in the vertical view of absorbent commodity 1F, is positioned on the alar part 60 (the place ahead alar part 60A and rear alar part 60B).Short extension 360B compares the length weak point that stretches out to the width outside from absorber 30 with alar part 60.

Here, in the 4th embodiment,, also can engage with alar part 60 though cover portion 360 does not engage with alar part 60 (the place ahead alar part 60A, rear alar part 60B, front end alar part 60C).In addition, absorbent commodity 1F not necessarily must have pleated portions 350, also can have cover portion 360.

Below, the variation of the absorbent commodity 1F of the 4th embodiment is described with reference to Figure 18 and Figure 19.Figure 18 is that the sidepiece of the absorbent commodity 1G of variation is opened the vertical view under the state.Figure 19 (a) is that the sidepiece of the absorbent commodity 1G of variation is opened the cutaway view (the A-A cutaway view of Figure 18) under the state.Figure 19 (b) is that the sidepiece of the absorbent commodity 1G of variation is opened the cutaway view (the B-B cutaway view of Figure 18) under the state.

Here, in the absorbent commodity 1F of above-mentioned the 4th embodiment, cover portion 360 is set at than alar part 60 Pictest dough sheet 10 sides more.And in the absorbent commodity 1G of variation, cover portion 460 is set at than alar part 60 more by bottom sheet 20 sides.

Particularly, as Figure 18 and shown in Figure 19, absorbent commodity 1G has and the eclipsed cover of alar part 60 portion 460.Cover portion 460 is made of surperficial lateral plate 10A that constitutes with surface patch 10 same parts and the flashing 90 that is positioned at bottom sheet 20 sides.Cover portion 460 has: the long long extension 460A of length that stretches out to the width outside from absorber 30; The short short extension 460B of length that stretches out to the width outside from absorber 30.

Long extension 460A in the vertical view of absorbent commodity 1G, is positioned on the root portion 61.Long extension 460A in the vertical view of absorbent commodity 1G, more stretches out to the width W outside of absorbent commodity 1G than root portion 61.That is to say that long extension 460A and root portion 61 are overlapping.

Short extension 460B in the vertical view of absorbent commodity 1G, is positioned on the alar part 60 (the place ahead alar part 60A and rear alar part 60B).Short extension 460B compares the length weak point that stretches out to the width outside from absorber 30 with alar part 60.

Absorbent commodity

1F, 1G according to the 4th embodiment, with first embodiment, second embodiment and the 3rd embodiment similarly, sense of discomfort in the time of can not bringing use to the wearer, the operation of

absorbent commodity

1F, 1G becomes easily, can prevent more reliably from the side leakage of root portion 61.

[other embodiments]

As mentioned above, disclosing content of the present invention by embodiments of the present invention, is limitation of the invention but the argumentation of the part of the disclosure and accompanying drawing are not should be understood to.Those skilled in the art can make various replacement embodiments, embodiment and application technology from the disclosure.

For example, embodiments of the present invention can change as follows.Particularly, the situation of absorbent commodity 1 as sanitary towel is illustrated, but is not limited thereto, for example, also can be used as incontinence protection, sanitary pad, disposable urine napkin etc.

In addition, alar part 60 is illustrated by the situation that bottom sheet 20 and lateral plate 40 constitute, but is not limited thereto, for example, also can constitute, can certainly form by the sheet beyond surface patch 10 and the bottom sheet 20 by surface patch 10 and bottom sheet 20.

In addition, alar part 60 being illustrated by the situation that the place ahead alar part 60A and rear alar part 60B constitute, but being not limited thereto, also can be the part of more stretching out to the width W outside than absorber 30.

In addition, the situation that the face of 20 sides of the bottom sheet in alar part 60 is provided with anti-dislocation 70 is illustrated, but is not limited thereto, and anti-dislocation 70 can certainly be set.

In addition, the tone of alar part 60 and pleated portions 50 different situations being illustrated, but being not limited thereto, also can be that tone is identical with pleated portions 50.

In addition, restiform body 80 is illustrated with the situation that the state that stretches is arranged on the inside of pleated portions 50, but is not limited thereto, also restiform body 80 can be set.For example, also can be that the sheet self that constitutes pleated portions 50 has extensibility.In addition, for the shape of pleated portions 50 and the mode of turning back, can certainly be the situation in addition that illustrates in the respective embodiments described above.

In addition, the situation that at least a portion of pleated portions 50 is had bonding part 58 is illustrated, but is not limited thereto, and also can not have bonding part 58.

In addition, the binding agent of bonding part 58 by hot melt etc. is illustrated with the situation that alar part 60 engages, but is not limited thereto, for example, also can engage with alar part 60 by embossing or ultrasonic sealing etc.

In addition, bonding part 58 (bonding part, the place ahead 58A and bonding part, rear 58B) is positioned near the situation of datum line SL to be illustrated, but be not limited thereto, for example, also can be positioned on the datum line SL, also can be positioned at the width W inboard or the outside of absorbent commodity 1 with respect to datum line SL.

In addition, to being illustrated than the length L 2 long situations in the anti-dislocation 70 among the 58A of bonding part, the place ahead along the length direction L of absorbent commodity 1 along the length L 1 of the length direction L of absorbent commodity 1, but be not limited thereto, also can be identical with length L 2, also can be shorter than length L 2.

In addition, bonding part, the place ahead 58A is set in the vertical view of absorbent commodity 1 comprises the situation of centre line C L 1 and be illustrated in interior position, but be not limited thereto, also can be arranged on the position that do not comprise centre line C L 1 (for example, than centre line C L 1 side or rear side) more on the front.

In addition, to bonding part, rear 58B is to be set to comprise the situation of centre line C L 2 in interior position and be illustrated in the vertical view of absorbent commodity 1, but be not limited thereto, also can be arranged on the position that do not comprise centre line C L 2 (for example, than centre line C L 2 side or rear side) more on the front.

Like this, the present invention comprises here the various embodiments of not record etc. certainly.Therefore, technical scope of the present invention is only determined by the specific item of the invention of appropriate claims according to the above description.

In addition, the full content of Japan's patent application special hope 2009-002086 number (application on January 7th, 2009) is quoted present specification as a reference.

Industrial applicibility

As mentioned above, according to the present invention,, thereby can prevent side leakage reliably owing to leakage barriers is more stretched out to the width outside of absorbent commodity than the root portion of alar part.In addition, even alar part is turned back to underwear, the root portion of alar part is not turned back with alar part yet, thereby can not produce fold on surface patch or the place ahead alar part, does not bring sense of discomfort to the wearer during use.Therefore, the absorbent commodity to sanitary towel, incontinence protection, sanitary pad etc. is useful.

The explanation of Reference numeral

1,1A～1G ... absorbent commodity, 10 ... surface patch, 10A ... the surface lateral plate, 20 ... bottom sheet, 30 ... absorber, 31 ... both side edges portion, 40 ... lateral plate, 50,150,250,350 ... pleated portions (leakage barriers), 51A, 151A, 251A, 351A ... fore-end, 51B, 151B, 251B, 351B ... rear end part, 52,152,252 ... the pleated portions main part, 252A ... lateral surface, 252B ... medial surface, 53,153,253 ... outer plate part, 53A, 153A, 253A ... outermost, 53B, 153B ... inner face, 54,154,254 ... following sheet part, 55,155,255 ... continuous part, 56,156,256 ... stiff end, 57,157,257 ... free end, 58,158,258,458 ... the bonding part, 58A, 158A, 258A ... bonding part, the place ahead, 58B, 158B, 258B ... the bonding part, rear, 258C ... the front end bonding part, 60 ... alar part, 60A ... the place ahead alar part, 60B ... the rear alar part, 61 ... root portion, 70 ... anti-dislocation, 80 ... restiform body, 90 ... flashing, 360,460 ... cover portion, 360A, 460A ... long extension, 360B, 460B ... short extension

Claims

1. absorbent commodity, have liquid permeability surface patch, opaque liquid bottom sheet and be arranged on described surface patch and described bottom sheet between absorber, it is characterized in that having:

Be set at than described absorber more by the width of the described absorbent commodity outside, at the place ahead alar part that stretches out to the width outside of described absorber with wearer's corresponding crotch zone territory, crotch bottom;

Be set at described absorber both side edges portion, extend, prevent the leakage barriers that wearer's body fluid spills from described absorbent commodity along the length direction of described absorbent commodity,

Described the place ahead alar part has the root portion of leaning on the width inboard of described absorbent commodity most that is arranged in described the place ahead alar part,

Described leakage barriers is more stretched out to the width outside of described absorbent commodity than described root portion in the vertical view of described absorbent commodity.

2. absorbent commodity as claimed in claim 1, it is characterized in that, at least a portion of described leakage barriers has the bonding part, the place ahead that engages with described the place ahead alar part, bonding part, described the place ahead pass described root portion by the width inboard, and be positioned on the datum line that extends along the length direction of described absorbent commodity or be positioned at than described datum line more by the width outside.

3. absorbent commodity as claimed in claim 1 or 2, it is characterized in that, also have: be set at than described absorber more by the width of the described absorbent commodity outside, with than described the place ahead alar part rear alar part more by stretching out to the width outside of described absorber in wearer's the corresponding rear area of rear side

At least a portion of described leakage barriers has the bonding part, rear that engages with described rear alar part.

4. as each described absorbent commodity in the claim 1～3, it is characterized in that described leakage barriers has retractility on the length direction of described absorbent commodity.

5. as each described absorbent commodity in the claim 2～4, it is characterized in that, the length direction center of the described absorbent commodity in the alar part of described the place ahead is passed in bonding part, described the place ahead, and is set at and comprises the centrage that extends along the width of described absorbent commodity in interior position.

6. as each described absorbent commodity in the claim 1～5, it is characterized in that described leakage barriers has: the stiff end that is fixed on described both side edges portion; Be positioned at the fore-end of described wearer's front side; Be positioned at the rear end part of described wearer's rear side,

Described fore-end and described rear end part engage with described absorbent commodity being basic point with described stiff end under the direction of leaving from described surface patch of standing up is turned back the state on the described surface patch of being folded in.

7. absorbent commodity as claimed in claim 6 is characterized in that, described leakage barriers has length direction setting along described absorbent commodity, becomes the free end of the other end of described stiff end,

Described free end is turned back and is overlapped under the state on the described surface patch to the described direction of standing up in described leakage barriers, towards the width outside of described absorbent commodity.

8. absorbent commodity as claimed in claim 6 is characterized in that, described leakage barriers has length direction setting along described absorbent commodity, becomes the free end of the other end of described stiff end,

Described free end is turned back to the described direction of standing up in described leakage barriers and is overlapped under the state on the described surface patch, towards the width inboard of described absorbent commodity.

9. as claim 7 or 8 described absorbent commodities, it is characterized in that described leakage barriers has in described leakage barriers turns back and overlap the outermost that is positioned under the state on the described surface patch by described wearer's side to the described direction of standing up,

Described outmost at least a portion engages with described the place ahead alar part in bonding part, described the place ahead.

10. absorbent commodity as claimed in claim 9, it is characterized in that, also have: be set at than described absorber more by the width of the described absorbent commodity outside, with than described the place ahead alar part rear alar part more by stretching out to the width outside of described absorber in wearer's the corresponding rear area of rear side

Described outmost at least a portion has the bonding part, rear that engages with described rear alar part.